Gas products
Oxygen
Nitrogen
Argon
Carbon Dioxide
Hydrogen
|
Medium |
Quality Standards |
Medium purity |
Air supply mode |
Application Industry |
|
liquid oxygen |
GB/T3863-2008 |
≥ 99.2% |
Tank air supply |
Aerospace, automotive and transportation equipment, chemicals, energy, glass manufacturing, metal production, medicine and biotechnology, pulp and paper, oil refining, water and wastewater treatment, welding and metal processing, electronics, diving, etc. |
|
medical liquid oxygen |
Chinese Pharmacopoeia, Part II, 2020 Edition |
≥ 99.5% |
Tank gas supply/Dewar gas supply |
Medical, health care, aerospace, etc |
|
industrial oxygen |
GB/T3863-2008 |
≥ 99.2% |
Bottled gas supply |
Ship repair, steel structure, metal production, metal processing, etc. |
|
medical oxygen |
Chinese Pharmacopoeia, Part II, 2020 Edition |
≥ 99.5% |
Bottled gas supply |
Medical, health care, aerospace, etc |
|
high purity liquid oxygen |
GB/T 14599-2008 |
99.999% |
Tank gas supply/Dewar gas supply |
Aerospace, electronic industry, medicine, biotechnology, etc |
|
high purity oxygen |
GB/T 14599-2008 |
99.999% |
Bottled gas supply |
Aerospace, electronic industry, medicine, biotechnology, etc |
|
Medium |
Quality Standards |
Medium purity |
Air supply mode |
Application Industry |
|
high purity liquid nitrogen |
GB/T8979-2008 |
≥ 99.999% |
Tank gas supply/Dewar gas supply |
Aerospace, automotive and transportation equipment, chemicals, energy, food and beverage, healthcare, oil and gas, metal production, medicine and biotechnology, oil refining, welding, metal processing, heat treatment, electronics, etc. |
|
food liquid nitrogen |
GB 29202-2012 |
≥ 99.0% |
Tank gas supply/Dewar gas supply |
Food processing, beverage industry, medical treatment, seafood processing, fruit and vegetable processing, dairy products, baking industry, food packaging materials, food additive production, cold chain logistics, etc. |
|
Medium |
Quality Standards |
Medium purity |
Air supply mode |
Application Industry |
|
liquid argon |
GB/T4842-2017 |
≥ 99.99% |
Tank gas supply/Dewar gas supply |
Aerospace, automotive and transportation equipment, metal production, welding and metal processing, etc. |
|
high purity liquid argon |
GB/T4842-2017 |
99.999% |
Tank gas supply/Dewar gas supply |
|
|
Argon |
GB/T4842-2017 |
≥ 99.99% |
Bottled gas supply |
|
|
high purity argon |
GB/T4842-2017 |
99.999% |
Bottled gas supply |
|
Medium |
Quality Standards |
Medium purity |
Air supply mode |
Application Industry |
|
Liquid carbon dioxide (industrial grade) |
GB/T6052-2011 |
≥ 99.0% |
Tank gas supply/Dewar gas supply |
Ship repair, steel structure, electronic industry, welding, casting industry, etc. |
|
Liquid carbon dioxide (food grade) |
GB1886.228-2016 |
≥99.9% |
Bottled gas supply |
Food and beverage industry, agriculture, degradable plastics, etc. |
|
high purity carbon dioxide |
GB/T23938-2021 |
≥ 99.999% |
Tank gas supply/Dewar gas supply |
Electronics industry, semiconductor, photovoltaic, etc |
|
high purity carbon dioxide |
GB/T23938-2021 |
≥ 99.999% |
Bottled gas supply |
Medical, electronic industry, semiconductor, photovoltaic, etc |
|
Medium |
Quality Standards |
Medium purity |
Air supply mode |
Application Industry |
|
Industrial Hydrogen |
GB/T3634.1-2006 |
≥ 99.0% |
Bottled gas supply |
Petroleum refining, float glass, electronics, food, chemical production, aerospace, automotive industry; gas fuel, petroleum refining, manufacturing grease, hardened oil and other margarine, synthesis of methanol, hydrochloric acid, ammonia, etc.; welding and metal cutting, meteorological observation, glass melting, metallurgical industry, coolant (liquid hydrogen), etc. |
|
pure hydrogen |
GB/T3634.2-2011 |
≥ 99.99% |
Bottled gas supply |
|
|
high purity hydrogen |
GB/T3634.2-2011 |
≥ 99.999% |
Bottled air supply/bundle air supply |
|
|
ultrapure hydrogen |
GB/T3634.2-2011 |
≥ 99.9999% |
Bottled gas supply |
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